00894cam a22002771 4500 gs 05001137 DLC 20260227111302.0 760907s1858 iauabf 000 0 eng c gs 05001137 (OCoLC)2416228 U.S. Geol. survey Library CCC OCoLC IaScM DLC premarc QE111 .A12 Iowa Geological Survey. Report on the Geological survey of the state of Iowa. Des Moines, Printed by C. Van Benthuysen 1858. 2 v. illus., 29 pl., fold. col. map, diagrs. 26 cm. Vol. 2 never published. Geology Iowa. Geology, Economic. Paleontology Iowa. Hall, James, 1811-1898. Whitney, J. D. (Josiah Dwight), 1819-1896. Worthen, Amos Henry, 1813-1888. 24353 24353